class Config:
    SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://root:Wb%40980324@81.68.216.231:3306/account'
    SQLALCHEMY_TRACK_MODIFICATIONS = False

    ##上传文件路径
    UPLOAD_FOLDER = '/Users/wubing/Desktop/pdfData/file'
    # UPLOAD_FOLDER = '/home/pdf'